<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE topic
  PUBLIC "-//OASIS//DTD DITA Composite//EN" "ditabase.dtd">
<topic id="topic1" xml:lang="en"><title id="gb143896">pg_attribute_encoding</title><body><p>The <codeph>pg_attribute_encoding</codeph> system catalog table contains
column storage information.</p><table id="gb177839"><title>pg_catalog.pg_attribute_encoding</title><tgroup cols="5"><colspec colnum="1" colname="col1" colwidth="93pt"/><colspec colnum="2" colname="col2" colwidth="64pt"/><colspec colnum="3" colname="col3" colwidth="85pt"/><colspec colnum="4" colname="col4" colwidth="57pt"/><colspec colnum="5" colname="col5" colwidth="147pt"/><thead><row><entry colname="col1">column</entry><entry colname="col2">type</entry><entry colname="col3">modifers</entry><entry colname="col4">storage</entry><entry colname="col5">description</entry></row></thead><tbody><row><entry colname="col1"><codeph>attrelid</codeph></entry><entry colname="col2">oid</entry><entry colname="col3">not null</entry><entry colname="col4">plain</entry><entry colname="col5">Foreign key to <codeph>pg_attribute.attrelid</codeph></entry></row><row><entry colname="col1"><codeph>attnum</codeph></entry><entry colname="col2">smallint</entry><entry colname="col3">not null</entry><entry colname="col4">plain</entry><entry colname="col5">Foreign key to <codeph>pg_attribute.attnum</codeph></entry></row><row><entry colname="col1"><codeph>attoptions</codeph></entry><entry colname="col2">text [ ]</entry><entry colname="col3"/><entry colname="col4">extended</entry><entry colname="col5">The options</entry></row></tbody></tgroup></table></body></topic>